Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/11/2024, 12:12

General

  • Target

    b13ca74b39894bd5dca71ae6f9156181a9b4761cf192cdc030a204c1f928ecd9.exe

  • Size

    237KB

  • MD5

    41559eb9e557f034fb2d450d931386ae

  • SHA1

    cebd1dec688dd47095235721941ba1ea4e293bbe

  • SHA256

    b13ca74b39894bd5dca71ae6f9156181a9b4761cf192cdc030a204c1f928ecd9

  • SHA512

    6cf7f8e109997f740b922c704f9484636e570e50cd82d41e60e4f7fe407eec6b4c0cd606388ff0a2e8f2c8b210d86e8337e501c57fee2e95437b6a361ff75f7a

  • SSDEEP

    6144:HD8okEvTyoZVOgd2QZiw5NLclL5orfQHF:jsjCF2QZiOU+4F

Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Modifies WinLogon 2 TTPs 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b13ca74b39894bd5dca71ae6f9156181a9b4761cf192cdc030a204c1f928ecd9.exe
    "C:\Users\Admin\AppData\Local\Temp\b13ca74b39894bd5dca71ae6f9156181a9b4761cf192cdc030a204c1f928ecd9.exe"
    1⤵
    • Modifies WinLogon
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:4208
    • C:\Windows\apppatch\svchost.exe
      "C:\Windows\apppatch\svchost.exe"
      2⤵
      • Modifies WinLogon for persistence
      • Executes dropped EXE
      • Modifies WinLogon
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:1936

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Windows\apppatch\svchost.exe

          Filesize

          237KB

          MD5

          6351958787e4f6e5a54b7b8453454482

          SHA1

          ca4673ee5cfac0e59b03d0a798cc111829ce3083

          SHA256

          c6506e47927280b2fd3c3839353943ed03a92b0b1a01f45ae5fe5f153cf35fe0

          SHA512

          0183349ae0ef16bae03fddf583fe0a9e688f62490d4e3456edf99ac43fa6dee94e529fbff3385272d635bb3f817264e2a28b35151f64acc466a3c3f38fca8b98

        • memory/1936-63-0x0000000002540000-0x0000000002541000-memory.dmp

          Filesize

          4KB

        • memory/1936-66-0x0000000002570000-0x0000000002571000-memory.dmp

          Filesize

          4KB

        • memory/1936-27-0x0000000002460000-0x0000000002461000-memory.dmp

          Filesize

          4KB

        • memory/1936-28-0x0000000002450000-0x0000000002451000-memory.dmp

          Filesize

          4KB

        • memory/1936-14-0x0000000000400000-0x0000000000467000-memory.dmp

          Filesize

          412KB

        • memory/1936-15-0x0000000002B70000-0x0000000002BFC000-memory.dmp

          Filesize

          560KB

        • memory/1936-16-0x0000000000400000-0x0000000000467000-memory.dmp

          Filesize

          412KB

        • memory/1936-17-0x0000000002F40000-0x0000000002FDB000-memory.dmp

          Filesize

          620KB

        • memory/1936-21-0x0000000002F40000-0x0000000002FDB000-memory.dmp

          Filesize

          620KB

        • memory/1936-19-0x0000000002F40000-0x0000000002FDB000-memory.dmp

          Filesize

          620KB

        • memory/1936-24-0x0000000002450000-0x0000000002451000-memory.dmp

          Filesize

          4KB

        • memory/1936-26-0x0000000002460000-0x0000000002461000-memory.dmp

          Filesize

          4KB

        • memory/1936-70-0x0000000002570000-0x0000000002571000-memory.dmp

          Filesize

          4KB

        • memory/1936-69-0x0000000002580000-0x0000000002581000-memory.dmp

          Filesize

          4KB

        • memory/1936-30-0x0000000002470000-0x0000000002471000-memory.dmp

          Filesize

          4KB

        • memory/1936-77-0x00000000025A0000-0x00000000025A1000-memory.dmp

          Filesize

          4KB

        • memory/1936-76-0x00000000025B0000-0x00000000025B1000-memory.dmp

          Filesize

          4KB

        • memory/1936-72-0x0000000002590000-0x0000000002591000-memory.dmp

          Filesize

          4KB

        • memory/1936-31-0x0000000002480000-0x0000000002481000-memory.dmp

          Filesize

          4KB

        • memory/1936-65-0x0000000002560000-0x0000000002561000-memory.dmp

          Filesize

          4KB

        • memory/1936-52-0x0000000002510000-0x0000000002511000-memory.dmp

          Filesize

          4KB

        • memory/1936-59-0x0000000002540000-0x0000000002541000-memory.dmp

          Filesize

          4KB

        • memory/1936-58-0x0000000002530000-0x0000000002531000-memory.dmp

          Filesize

          4KB

        • memory/1936-56-0x0000000002510000-0x0000000002511000-memory.dmp

          Filesize

          4KB

        • memory/1936-55-0x0000000002520000-0x0000000002521000-memory.dmp

          Filesize

          4KB

        • memory/1936-62-0x0000000002550000-0x0000000002551000-memory.dmp

          Filesize

          4KB

        • memory/1936-51-0x0000000002500000-0x0000000002501000-memory.dmp

          Filesize

          4KB

        • memory/1936-49-0x00000000024E0000-0x00000000024E1000-memory.dmp

          Filesize

          4KB

        • memory/1936-48-0x00000000024F0000-0x00000000024F1000-memory.dmp

          Filesize

          4KB

        • memory/1936-44-0x00000000024D0000-0x00000000024D1000-memory.dmp

          Filesize

          4KB

        • memory/1936-42-0x00000000024B0000-0x00000000024B1000-memory.dmp

          Filesize

          4KB

        • memory/1936-41-0x00000000024C0000-0x00000000024C1000-memory.dmp

          Filesize

          4KB

        • memory/1936-38-0x00000000024B0000-0x00000000024B1000-memory.dmp

          Filesize

          4KB

        • memory/1936-37-0x00000000024A0000-0x00000000024A1000-memory.dmp

          Filesize

          4KB

        • memory/1936-35-0x0000000002480000-0x0000000002481000-memory.dmp

          Filesize

          4KB

        • memory/1936-34-0x0000000002490000-0x0000000002491000-memory.dmp

          Filesize

          4KB

        • memory/4208-1-0x0000000000400000-0x0000000000467000-memory.dmp

          Filesize

          412KB

        • memory/4208-0-0x0000000002200000-0x0000000002265000-memory.dmp

          Filesize

          404KB

        • memory/4208-12-0x0000000002200000-0x0000000002265000-memory.dmp

          Filesize

          404KB

        • memory/4208-13-0x0000000000400000-0x0000000000467000-memory.dmp

          Filesize

          412KB